单词 | exochorion |
释义 | > as lemmasexochorion exochorion n. Brit. /ˌɛksə(ʊ)ˈkɔːrɪən/ , /ˌɛksə(ʊ)ˈkɔːrɪɒn/ , U.S. /ˌɛksəˈkɔriˌɑn/ , /ˌɛksoʊˈkɔriˌɑn/ Anatomy the outer layer of the chorion or membrane that encloses the fœtus. [After French exochorion (1826 or earlier).] ΚΠ 1850 R. P. Thomas tr. P. Cazeaux Theoret. & Pract. Treat. Midwifery 185 It consists of two laminæ, the external or primitive of which, also called the exochorion, is wholly deprived of vessels. < as lemmas |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。